Bacteriocidin
[医] 杀菌素
🗣️ 情景例句
There's another advanced class today at four o'clock.
今天下午四点钟还有一次高级班。
Why are you so excited?
你为什么这样兴奋？
My father is at home looking for the ticket.
我爸爸正在家里找票呢！